electronic spectrum standpoint. what are some of the things -- differs we're going to see from countries that are more sophisticated and are looking at this stuff, for example, china and russia, as fundamental analysts? >> another great question. the real answer in my mind is that, you know, for the last ten years, this has been a regular warfare environment in which the aranalthe other servi been functioning in. i think the adversaries you just described will not rely as heavily on ill regular warfare. therefore, it is a different environment that will have not only some challenges that we're already well prepared for, not only from the joint level, but much better prepared for the ground level for the army. but i think what you also see is a return to a more traditional type of warfare. >> right. much more-- >> much more so than the regular warfare we have been dealing with. >> it used to be an insular community.